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    • 1. 发明申请
    • MOTOR WITH MAGNETIC SENSORS
    • 带有磁力传感器的电机
    • WO2009140419A3
    • 2010-02-25
    • PCT/US2009043835
    • 2009-05-13
    • SNTECH INCJEUNG YOUNG-CHUN
    • JEUNG YOUNG-CHUN
    • H02K29/06H02P6/16
    • H02K11/0021H02K11/215H02K29/08H02P6/16
    • Disclosed is an electric motor that includes a stator with a plurality of main poles, each of which includes a coil, and a rotor rotatable about an axis and having a magnet with magnetic poles in which N and S poles are alternating. The motor further includes a first sensor group of a plurality of magnetic sensors fixed relative to the stator, and a second sensor group of a plurality of magnetic sensors fixed relative to the stator. When operating the motor, the first sensor group can be selected so as to rotate the rotor in a first direction. The second sensor group can be selected so as to rotate the rotor in a second direction opposite to the first direction.
    • 公开了一种电动机,其包括具有多个主极的定子,每个主极包括线圈,以及可绕轴线旋转并具有磁极的磁体,其中N和S极交替变化。 电动机还包括相对于定子固定的多个磁传感器的第一传感器组和相对于定子固定的多个磁传感器的第二传感器组。 当操作电动机时,可以选择第一传感器组,以使转子沿第一方向旋转。 可以选择第二传感器组,以使转子沿与第一方向相反的第二方向旋转。
    • 2. 发明申请
    • CONSTANT AIRFLOW CONTROL OF A VENTILATION SYSTEM
    • 通风系统的恒定气流控制
    • WO2010120429A3
    • 2011-01-13
    • PCT/US2010027854
    • 2010-03-18
    • SNTECH INCJEUNG YOUNG CHUNJUNG JIN HO
    • JEUNG YOUNG CHUNJUNG JIN HO
    • F24F11/02F24F7/06F24F13/02
    • F24F11/75F24F11/72F24F11/77F24F2110/30F24F2110/40Y02B30/746
    • A ventilation system for providing a substantially constant airflow is disclosed. In one embodiment, a ventilation system includes: a duct; a fan (620) configured to generate an airflow through the duct; a motor (610) configured to drive the fan (620); an electric current detector (670) configured to detect an electric current provided to the motor (610) and to generate a current feedback signal; a motor speed detector (680) configured to detect a rotational speed of the motor (610) and to generate a speed feedback signal; and a controller (660) configured to determine in which speed range among a plurality of speed ranges the speed of the motor (610) is, based at least partly on the speed feedback signal. The controller (660) is further configured to change the electric current by a compensation amount pre-assigned to the determined speed range so as to reach a target value.
    • 公开了一种用于提供基本恒定气流的通风系统。 在一个实施例中,通风系统包括:管道; 被配置为产生通过所述管道的气流的风扇(620) 构造成驱动风扇(620)的马达(610); 电流检测器(670),被配置为检测提供给所述电机(610)的电流并产生电流反馈信号; 电动机速度检测器(680),被配置为检测所述电动机(610)的转速并产生速度反馈信号; 以及控制器(660),其被配置为至少部分地基于所述速度反馈信号来确定所述电动机(610)的速度在多个速度范围内的哪个速度范围。 控制器(660)还被配置为将电流改变预先分配给所确定的速度范围的补偿量,以达到目标值。
    • 5. 发明申请
    • MOTOR WITH MAGNETIC SENSORS
    • 带有磁力传感器的电机
    • WO2009140419A2
    • 2009-11-19
    • PCT/US2009/043835
    • 2009-05-13
    • SNTECH, INC.JEUNG, Young-Chun
    • JEUNG, Young-Chun
    • H02K29/06H02P6/16
    • H02K11/0021H02K11/215H02K29/08H02P6/16
    • Disclosed is an electric motor that includes a stator with a plurality of main poles, each of which includes a coil, and a rotor rotatable about an axis and having a magnet with magnetic poϊes in which N and S poles are alternating The motor further includes a first sensor group of a plurality of magnetic sensors fixed relative to the stator, and a second sensor group of a plurality of magnetic sensors fixed relative to the stator When operating the motor, the first sensor group can be selected so as to rotate the rotor in a first direction The second sensor group can be selected so as to rotate the rotor in a second direction opposite to the first direction.
    • 公开了一种电动机,其包括具有多个主极的定子,每个主极包括线圈和可绕轴线旋转的转子,并且具有磁性磁体,其中N和S极交替。电动机进一步 包括相对于定子固定的多个磁传感器的第一传感器组和相对于定子固定的多个磁传感器的第二传感器组。当操作电动机时,可以选择第一传感器组,以使第 转子在第一方向上可以选择第二传感器组,以使转子沿与第一方向相反的第二方向旋转。
    • 8. 发明申请
    • CONSTANT AIRFLOW CONTROL OF A VENTILATION SYSTEM
    • 通风系统的恒定气流控制
    • WO2010120429A2
    • 2010-10-21
    • PCT/US2010/027854
    • 2010-03-18
    • SNTECH, INC.JEUNG, Young, ChunJUNG, Jin, Ho
    • JEUNG, Young, ChunJUNG, Jin, Ho
    • F24F11/02F24F13/02F24F7/06
    • F24F11/75F24F11/72F24F11/77F24F2110/30F24F2110/40
    • A ventilation system for providing a substantially constant airflow is disclosed. In one embodiment, a ventilation system includes: a duct; a fan (620) configured to generate an airflow through the duct; a motor (610) configured to drive the fan (620); an electric current detector (670) configured to detect an electric current provided to the motor (610) and to generate a current feedback signal; a motor speed detector (680) configured to detect a rotational speed of the motor (610) and to generate a speed feedback signal; and a controller (660) configured to determine in which speed range among a plurality of speed ranges the speed of the motor (610) is, based at least partly on the speed feedback signal. The controller (660) is further configured to change the electric current by a compensation amount pre-assigned to the determined speed range so as to reach a target value.
    • 公开了一种用于提供基本恒定气流的通风系统。 在一个实施例中,通风系统包括:管道; 被配置为产生通过所述管道的气流的风扇(620) 构造成驱动风扇(620)的马达(610); 电流检测器(670),被配置为检测提供给所述电机(610)的电流并产生电流反馈信号; 电动机速度检测器(680),被配置为检测所述电动机(610)的转速并产生速度反馈信号; 以及控制器(660),其被配置为至少部分地基于所述速度反馈信号来确定所述电动机(610)的速度在多个速度范围内的哪个速度范围。 控制器(660)还被配置为将电流改变预先分配给所确定的速度范围的补偿量,以达到目标值。
    • 9. 发明申请
    • PHASE LOGIC CIRCUITS FOR CONTROLLING MOTORS
    • 控制电机的相位逻辑电路
    • WO2009111503A3
    • 2009-11-12
    • PCT/US2009035921
    • 2009-03-03
    • JEUNG YOUNG-CHUN
    • JEUNG YOUNG-CHUN
    • H02P6/16
    • H02P6/182H02P6/085H02P6/16
    • Circuitry (e.g., 7, 9) for controlling motors (e.g., Figs. 2A and 2B), such as a brushless motor (BLM). is disclosed. The circuitry (e.g., 7, 9) may comprise one or more inputs for receiving rotor position signals (e.g., 91, 92) from one or more Hall effect sensors (e.g., 3) that detect the position of, for example, a BLM rotor (e.g., Figs 2A and 2B). The circuitry (e.g., 7, 9) may also comprise an input for receiving a pulse width modulated speed control signal (e.g., 114, 320). The circuitry (e.g., 7, 9) generates one or more drive signals (e.g., 322, 324, 326, 328, 41 -42, 43-44, 41 -42 (PWM), 43-44 (PWM)), each of which may comprise a Jogicai combination (e.g., a logical AND combination) of the speed control signal (e.g., 114, 320) and a rotor position signal (e.g., 91, 92), for controlling power switches (e.g., F1-F8) that are coupled to electromagnets of the BLM (e.g., Figs. 2A and 2B).
    • 用于控制电动机(例如,图2A和2B)的电路(例如,7,9),例如无刷电动机(BLM)。 被披露。 电路(例如,7,9)可以包括一个或多个输入端,用于从一个或多个霍尔效应传感器(例如,3)接收转子位置信号(例如,91,92),该霍尔效应传感器(例如,3)检测例如BLM 转子(例如,图2A和2B)。 电路(例如,7,9)还可以包括用于接收脉宽调制速度控制信号(例如,114,320)的输入端。 电路(例如,7,9)产生一个或多个驱动信号(例如,322,324,326,328,41,42,43-44,41-42(PWM),43-44(PWM)),每个 其可以包括用于控制功率开关(例如,F1-F8)的速度控制信号(例如,114,320)和转子位置信号(例如,91,92)的Jogicai组合(例如,逻辑AND组合) ),其耦合到BLM的电磁体(例如,图2A和2B)。
    • 10. 发明申请
    • PHASE LOGIC CIRCUITS FOR CONTROLLING MOTORS
    • 用于控制电动机的相位逻辑电路
    • WO2009111503A2
    • 2009-09-11
    • PCT/US2009/035921
    • 2009-03-03
    • JEUNG, Young-Chun
    • JEUNG, Young-Chun
    • H02P6/16H02P6/08H02P7/29
    • H02P6/182H02P6/085H02P6/16
    • Circuitry (e.g., 7, 9) for controlling motors (e.g., Figs. 2A and 2B), such as a brushless motor (BLM). is disclosed. The circuitry (e.g., 7, 9) may comprise one or more inputs for receiving rotor position signals (e.g., 91, 92) from one or more Hall effect sensors (e.g., 3) that detect the position of, for example, a BLM rotor (e.g., Figs 2A and 2B). The circuitry (e.g., 7, 9) may also comprise an input for receiving a pulse width modulated speed control signal (e.g., 114, 320). The circuitry (e.g., 7, 9) generates one or more drive signals (e.g., 322, 324, 326, 328, 41 -42, 43-44, 41 -42 (PWM), 43-44 (PWM)), each of which may comprise a Jogicai combination (e.g., a logical AND combination) of the speed control signal (e.g., 114, 320) and a rotor position signal (e.g., 91, 92), for controlling power switches (e.g., F1-F8) that are coupled to electromagnets of the BLM (e.g., Figs. 2A and 2B).
    • 用于控制电动机(例如图2A和2B)的电路(例如7,9),例如无刷电动机(BLM)。 被披露。 电路(例如7,9)可以包括一个或多个输入端,用于接收来自一个或多个霍尔效应传感器(例如3)的转子位置信号(例如,91,92),该霍尔效应传感器检测例如BLM 转子(例如图2A和2B)。 电路(例如7,9)还可以包括用于接收脉宽调制速度控制信号(例如,114,320)的输入端。 电路(例如7,9)分别产生一个或多个驱动信号(例如,322,324,326,328,41-42,43-44,41-42(PWM),43-44(PWM)) 其中可以包括速度控制信号(例如,114,320)和转子位置信号(例如91,92)的Jogicai组合(例如,逻辑AND组合),用于控制功率开关(例如,F1-F8 ),其耦合到BLM的电磁体(例如,图2A和2B)。